package com.dkd.manage.service.impl;

import cn.hutool.core.util.StrUtil;

public class TestM {
    public static void main(String[] args) {
        Integer a = 12;
        String b = "hello";
//        String format = StrUtil.format("a={:05d}, b={}", a, b);
        System.out.println(StrUtil.padPre(a.toString(), 5, '0'));
    }
}
